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authorAaron Durbin <adurbin@chromium.org>2017-06-14 13:21:00 -0500
committerAaron Durbin <adurbin@chromium.org>2017-06-15 05:17:16 +0200
commitac3e48257e36dce3d472bd04bdd10151e312671d (patch)
treea9d26492f1fd979af9e7d2d8eb20314ddbaef709 /src/superio/serverengines/pilot
parent402e9c18dd88b2b91db56e452075f1be6173d588 (diff)
soc/intel/apollolake: revert CPU MP init prior to FSP-S
A major regression was introduced with commit 6520e01a (soc/intel/apollolake: Perform CPU MP Init before FSP-S Init) where the APs execution context is taken away by FSP-S. It appears that FSP-S is not honoring the SkipMpInit UPD because it's been shown with some debug code that FSP-S is compeltely hijacking the APs: Chrome EC: Set WAKE mask to 0x00000000 Chrome EC: Set WAKE mask to 0x00000000 CBFS: 'VBOOT' located CBFS at [440000:524140) CBFS: Locating 'vbt.bin' CBFS: Found @ offset 2e700 size 1a00 Running FSPS in 4 secs.. 315875 4315875 cpu2 Waiting for work cpu3 Waiting for work cpu1 Waiting for work cpu2 Waiting for work cpu3 Waiting for work cpu1 Waiting for work cpu2 Waiting for work cpu3 Waiting for work cpu1 Waiting for work cpu2 Waiting for work cpu3 Waiting for work cpu1 Waiting for work cpu2 Waiting for work cpu3 Waiting for work cpu1 Waiting for work cpu2 Waiting for work cpu3 Waiting for work cpu1 Waiting for work cpu2 Waiting for work cpu3 Waiting for work cpu1 Waiting for work cpu2 Waiting for work cpu3 Waiting for work cpu1 Waiting for work Running FSPS.. 4315875 4315875 ITSS IRQ Polarities Before: ITSS IRQ Polarities Before: IPC0: 0xffffeef8 IPC1: 0xffffffff IPC2: 0xffffffff IPC3: 0x00ffffff ITSS IRQ Polarities After: IPC0: 0xffffeef8 IPC1: 0x4a07ffff IPC2: 0x08000000 IPC3: 0x00a11000 This is essentially a revert of 6520e01a to fix the previous behavior. Change-Id: I2e136ea1757870fe69df532ba615b9bfc6dfc651 Signed-off-by: Aaron Durbin <adurbin@chromium.org> Reviewed-on: https://review.coreboot.org/20215 Reviewed-by: Furquan Shaikh <furquan@google.com> Tested-by: build bot (Jenkins) <no-reply@coreboot.org> Reviewed-by: Andrey Petrov <andrey.petrov@intel.com>
Diffstat (limited to 'src/superio/serverengines/pilot')
0 files changed, 0 insertions, 0 deletions